Home / 1,418,574,713.42-2,126,016,142.74-577,236,765.03

Finding the Fourth Proportional to 1,418,574,713.42, 2,126,016,142.74 and 577,236,765.03

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Solution

The fourth proportional to 1,418,574,713.42, 2,126,016,142.74 and 577,236,765.03 is: 865,104,015.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,574,713.42 : 2,126,016,142.74 = 577,236,765.03 : x
  2. Step 2: Convert to fraction form
    1,418,574,713.42/2,126,016,142.74 = 577,236,765.03/x
  3. Step 3: Cross multiply
    1,418,574,713.42x = 2,126,016,142.74 × 577,236,765.03
  4. Step 4: Simplify right side
    1,418,574,713.42x = 1,227,214,680,636,796,160
  5. Step 5: Solve for x
    x = 1,227,214,680,636,796,160/1,418,574,713.42
  6. Step 6: Final answer
    x = 865,104,015.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.